This commentary provides a detailed analysis of the first book of Ovid's Fasti, a complex poem which takes as its central framework the Roman calendar in the late Augustan/early Tiberian period and purports to deal with its religious festivals and their origins. Book 1 covers the month of January, and has proven to be particularly challenging to readers in light of the apparent revision/reworking of the text undertaken by the poet whilst in exile. This commentary - the most extensive yet on any single book of the poem - locates the text of Book 1 firmly in its literary, historical and...